this cold air is all the way here, from arizona into nevada. now, the snow, let's get right to the pictures because for the second time since thursday, snow has shut down the i-5 through the grapevine. this has been a big hit of cold air and snow through the l.a. area. the cold air following that will be in the 30s, even for los angeles itself, on friday night. 16 states, from california to utah, and all the way into minnesota and michigan, with heavy snow and ice from this system. blizzard conditions are even possible friday night into saturday, in the dakotas. and into northern minnesota. this storm will head into canada by the weekend. it does miss the northeast. and that's fairly good news for -- as that cold air moves across the country. but also look at this. three tornadoes through louisiana. this video, these pictures coming out of -- we had a couple of them. both of them ef-1. one near plaquemines hasn't been measure yet, in southern louisiana. the unusual weather pattern we're in right now has warm air and cold air still on the map, t